Sock joining apparatus



FIG. 1 is a perspective view of the sock joining apparatus;

FIG. 2 is a front elevational view of the apparatus in FIG. 1;

FIG. 3 is a back elevational view of the apparatus in FIG. 2;

FIG. 4 is a right elevational view of the apparatus in FIG. 2;

FIG. 5 is a left elevational view of the apparatus in FIG. 2;

FIG. 6 is a top plan view of the apparatus in FIG. 3; and,

FIG. 7 is a bottom plan view of the apparatus in FIG. 3. 

CLAIM The ornamental design for a sock joining apparatus, as shown and described. 